arch/arm/boot/dts/am335x-chiliboard.dts

   1 /*
   2  * Copyright (C) 2015 Jablotron s.r.o. -- http://www.jablotron.com/
   3  * Author: Rostislav Lisovy <lisovy@jablotron.cz>
   4  *
   5  * This program is free software; you can redistribute it and/or modify
   6  * it under the terms of the GNU General Public License version 2 as
   7  * published by the Free Software Foundation.
   8  */
   9 /dts-v1/;
  10 #include "am335x-chilisom.dtsi"
  11
  12 / {
  13         model = "AM335x Chiliboard";
  14         compatible = "grinn,am335x-chiliboard", "grinn,am335x-chilisom",
  15                      "ti,am33xx";
  16
  17         leds {
  18                 compatible = "gpio-leds";
  19                 pinctrl-names = "default";
  20                 pinctrl-0 = <&led_gpio_pins>;
  21
  22                 led0 {
  23                         label = "led0";
  24                         gpios = <&gpio3 7 GPIO_ACTIVE_LOW>;
  25                         default-state = "keep";
  26                         linux,default-trigger = "heartbeat";
  27                 };
  28
  29                 led1 {
  30                         label = "led1";
  31                         gpios = <&gpio3 8 GPIO_ACTIVE_LOW>;
  32                         default-state = "keep";
  33                 };
  34         };
  35 };
  36
  37 &am33xx_pinmux {
  38         usb1_drvvbus: usb1_drvvbus {
  39                 pinctrl-single,pins = <
  40                         0x234 (PIN_OUTPUT_PULLDOWN | MUX_MODE0) /* usb1_drvvbus.usb1_drvvbus */
  41                 >;
  42         };
  43
  44         sd_pins: pinmux_sd_card {
  45                 pinctrl-single,pins = <
  46                         0xf0 (PIN_INPUT | MUX_MODE0) /* mmc0_dat0.mmc0_dat0 */
  47                         0xf4 (PIN_INPUT | MUX_MODE0) /* mmc0_dat1.mmc0_dat1 */
  48                         0xf8 (PIN_INPUT | MUX_MODE0) /* mmc0_dat2.mmc0_dat2 */
  49                         0xfc (PIN_INPUT | MUX_MODE0) /* mmc0_dat3.mmc0_dat3 */
  50                         0x100 (PIN_INPUT | MUX_MODE0) /* mmc0_clk.mmc0_clk */
  51                         0x104 (PIN_INPUT | MUX_MODE0) /* mmc0_cmd.mmc0_cmd */
  52                         0x160 (PIN_INPUT | MUX_MODE7) /* spi0_cs1.gpio0_6 */
  53                 >;
  54         };
  55
  56         led_gpio_pins: led_gpio_pins {
  57                 pinctrl-single,pins = <
  58                         0x1e4 (PIN_OUTPUT | MUX_MODE7) /* emu0.gpio3_7 */
  59                         0x1e8 (PIN_OUTPUT | MUX_MODE7) /* emu1.gpio3_8 */
  60                 >;
  61         };
  62 };
  63
  64 &ldo4_reg {
  65         regulator-min-microvolt = <3300000>;
  66         regulator-max-microvolt = <3300000>;
  67 };
  68
  69 /* Ethernet */
  70 &cpsw_emac0 {
  71         phy_id = <&davinci_mdio>, <0>;
  72         phy-mode = "rmii";
  73 };
  74
  75 &phy_sel {
  76         rmii-clock-ext;
  77 };
  78
  79 /* USB */
  80 &usb {
  81         status = "okay";
  82 };
  83
  84 &usb_ctrl_mod {
  85         status = "okay";
  86 };
  87
  88 &usb1_phy {
  89         status = "okay";
  90 };
  91
  92 &usb1 {
  93         pinctrl-names = "default";
  94         pinctrl-0 = <&usb1_drvvbus>;
  95
  96         status = "okay";
  97         dr_mode = "host";
  98 };
  99
 100 &cppi41dma  {
 101         status = "okay";
 102 };
 103
 104 /* microSD */
 105 &mmc1 {
 106         pinctrl-names = "default";
 107         pinctrl-0 = <&sd_pins>;
 108         vmmc-supply = <&ldo4_reg>;
 109         bus-width = <0x4>;
 110         cd-gpios = <&gpio0 6 GPIO_ACTIVE_HIGH>;
 111         status = "okay";
 112 };